<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">    
    <title>IFE ECMAScript</title>
</head>
<body>        
    
    <p id="qq"></p>
    <p id="demo">111</p>
    <button onclick="zixing()">11111</button>
    <div id="yichang">
    <input type="text" id="input" placeholder="请输入">
    <input type="button" value="请点击" id="test" onclick="jj()">
    <p id="jieguo"></p>
    </div>
    <script src="111.js">

        </script>
</body>
</html>